| Elfers to Cloverleaf (Texas) | 759.75 mi (1,222.69 km) |
| Elfers to Cloverly (Maryland) | 820.94 mi (1,321.18 km) |
| Elfers to Clovis (California) | 2,218.90 mi (3,570.98 km) |
| Elfers to Clovis (New Mexico) | 1,279.53 mi (2,059.21 km) |
| Elfers to Clute (Texas) | 770.40 mi (1,239.83 km) |
| Elfers to Coachella (California) | 2,007.08 mi (3,230.08 km) |
| Elfers to Coalinga (California) | 2,251.18 mi (3,622.92 km) |
| Elfers to Coamo (Puerto Rico) | 1,251.12 mi (2,013.49 km) |
| Elfers to Coatesville (Pennsylvania) | 903.36 mi (1,453.82 km) |
| Elfers to Cockeysville (Maryland) | 852.80 mi (1,372.45 km) |
| Elfers to Cocoa (Florida) | 119.53 mi (192.36 km) |
| Elfers to Cocoa Beach (Florida) | 127.78 mi (205.64 km) |
| Elfers to Coconut Creek (Florida) | 205.34 mi (330.47 km) |
| Elfers to Coeur d'Alene (Idaho) | 2,263.76 mi (3,643.16 km) |
| Elfers to Cohoes (New York) | 1,124.92 mi (1,810.38 km) |
